Hydrographic survey is the science of measurement and description of features which affect maritime navigation, marine construction, dredging, offshore wind ...
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Hydrography is the branch of applied sciences which deals with the measurement and description of the physical features of oceans, seas, coastal areas, ...
The United States Hydrographic Office prepared and published maps, charts, and nautical books required in navigation. The office was established by an act ...
A NOAA survey ship uses its multibeam echo sounder to conduct hydrographic surveys. Multibeam sonar measures the depth of the sea floor by analyzing the ...
Hydrography, the measurement of physical characteristics of waters and marginal land ; Hydrographics (printing), a printing technique for three-dimensional ...
Hydrographic survey: a survey conducted with the purpose of mapping the shoreline and bed of a body of water. Used for navigation, engineering, or resource ...
The United States Lake Survey (USLS) was a hydrographic survey for the Great Lakes, New York Barge Canal, Lake Champlain and the Boundary Waters of the ...
Hydrography is a subject of Geography. It concerns itself with measuring the physical characteristics of waters, such as rivers, lakes and oceans.
A hydrographic office is an organization which is devoted to acquiring and publishing hydrographic information. Historically, the main tasks of hydrographic ...
Hydrography · NOAA's Facts About Hydrography · How & Why NOAA Uses Hydrographic Surveying · What is a Hydrographic Survey?